Description and purpose of standard system user accounts in Red Hat Enterprise Linux
Issue
- Where can one find a short description of all the standard system users?
- Where can I find information about following system user accounts:
shutdown,reboot,halt,sync,uucp,ftp,gopher,games,pcap(used by tcpdump) - Where to find list of system (standard) uid(s)/gid(s)
- List of default system accounts
- Which are the priviledged user/group accounts in Red Hat Enterprise Linux ?
- What is purpose of user accounts with UID below 500 ?
- Is it possible to remove/delete/disable default (standard) system user(s) accounts from Red Hat Enterprise Linux ?
- How to disable/reassign UID for system user accounts
Environment
- Red Hat Enterprise Linux
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